head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Variance · Systems & Chaos
Tests mapping unknown level rules that converge to walkthroughs once learned.

Variance · Systems & Chaos
The harder sequel that swaps doors for a mask and forces a frantic multitasking routine against more animatronics.
Escape the Backrooms leans Variance (Systems & Chaos); Five Nights at Freddy's 2 leans Variance (Systems & Chaos).
Five Nights at Freddy's 2 leans a little harder on execution, though the gap is small.
Escape the Backrooms
Sneaking and sprinting from entities is undemanding
Five Nights at Freddy's 2
Mask, flashlight, and music box juggling demands fast hands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Escape the Backrooms
Entities are scripted or random, not adaptive minds
Five Nights at Freddy's 2
RNG-driven animatronics, not adaptive opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Escape the Backrooms
Unknown level rules and entity behaviour dominate first runs
Five Nights at Freddy's 2
More stalkers, more hidden movement rolls
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Escape the Backrooms
Each level's escape converges to a known walkthrough
Five Nights at Freddy's 2
Optimal check rotations make late nights solvable
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.